CBK52系列防爆断路器（ⅡB、ⅡC）适用范围Aplication 1区、2区危险场所。                                        
ⅡA、ⅡB类爆炸性气体环境。
Can be used in Zone 1 and Zone 2 dangerous places.     
Can be used in IIA、IIB、group explosive atmosphere. 型号含义Model implication 主要技术参数Main technical parameters          型号               额定电压(V)             脱扣器额定电流(A)                  防爆标志                电缆外径()             进线口螺纹()             防护等级
         Type               Rated voltage              Rated current of release             Ex-mark                   Cable's outer            Inlet's thread              Protection class
                                                                                                                                                        diameter   CBK52-32                                           1、2、3、4、6、10、16                                                12-17                            1
                                                                        20、25、32        
    CBK52-63